Technology history for crossref.org

2025 3 added · 3 dropped

• dropped Emotion Sep 2025 · JavaScript frameworks
• dropped Apache HTTP Server Aug 2025 · Web servers
• dropped CentOS Aug 2025 · Operating systems
• added Emotion Jul 2025 · JavaScript frameworks
• added Envoy Apr 2025 · Reverse proxies
• added Babel Feb 2025 · Miscellaneous

2024 4 added · 2 dropped

• dropped Babel Nov 2024 · Miscellaneous
• dropped Polyfill Aug 2024 · JavaScript libraries
• added Vimeo Aug 2024 · Video players
• added Vue.js Aug 2024 · JavaScript frameworks
• added Vuetify Aug 2024 · UI frameworks
• added Babel Jul 2024 · Miscellaneous

2023 4 added · 6 dropped

• added gunicorn Oct 2023 · Web servers
• added Python Oct 2023 · Programming languages
• dropped Fastly Sep 2023 · CDN
• dropped C Apr 2023 · Programming languages
• added web-vitals Mar 2023 · JavaScript libraries
• added C Feb 2023 · Programming languages
• dropped Cloudflare Network Error Logging Feb 2023 · Issue trackers
• dropped Envoy Feb 2023 · Reverse proxies
• dropped Vue.js Feb 2023 · JavaScript frameworks
• dropped Vuetify Feb 2023 · UI frameworks

2022 26 added · 4 dropped · 1 switched

• added RSS Dec 2022 · Miscellaneous
• added Vue.js Dec 2022 · JavaScript frameworks
• added Vuetify Dec 2022 · UI frameworks
• added HSTS Sep 2022 · Security
• dropped Matomo Sep 2022 · Analytics
• added Open Graph Sep 2022 · Miscellaneous
• added Act-On Aug 2022 · Marketing automation
• added Algolia Aug 2022 · Search engines
• added Amazon SES Aug 2022 · Email
• added Amazon Web Services Aug 2022 · PaaS
• added Apache Tomcat Aug 2022 · Web servers
• added cdnjs Aug 2022 · CDN
• added DataTables Aug 2022 · JavaScript libraries
• added FancyBox Aug 2022 · JavaScript libraries
• added Font Awesome Aug 2022 · Font scripts
• added Google Font API Aug 2022 · Font scripts
• added Google Workspace Aug 2022 · Webmail
• added Hugo Aug 2022 · Static site generator
• added Java Aug 2022 · Programming languages
• added jsDelivr Aug 2022 · CDN
• added MathJax Aug 2022 · JavaScript graphics
• added Nginx Aug 2022 · Web servers
• added Sentry Aug 2022 · Issue trackers
• added ShareThis Aug 2022 · Widgets
• added Ubuntu Aug 2022 · Operating systems
• added Wistia Aug 2022 · Video players
• dropped Vue.js May 2022 · JavaScript frameworks
• dropped TinyMCE Apr 2022 · Rich text editors
• added Vue.js Mar 2022 · JavaScript frameworks
• switched Wheelio → ShareThis Feb 2022 · Widgets
• dropped Vue.js Feb 2022 · JavaScript frameworks

2021 11 added · 4 dropped

• added Vue.js Dec 2021 · JavaScript frameworks
• added cdnjs Oct 2021 · CDN
• added Cloudflare Bot Management Oct 2021 · Security
• added core-js Sep 2021 · JavaScript libraries
• added Wheelio Sep 2021 · Widgets
• added Algolia Jul 2021 · Search engines
• added Sentry Jul 2021 · Issue trackers
• dropped Vue.js Jul 2021 · JavaScript frameworks
• added Hugo Jun 2021 · Static site generator
• added Vue.js May 2021 · JavaScript frameworks
• added Act-On Apr 2021 · Marketing automation
• added Wistia Apr 2021 · Video players
• dropped Act-On Mar 2021 · Marketing automation
• dropped Algolia Mar 2021 · Search engines
• dropped Hugo Mar 2021 · Static site generator

2020 7 added · 3 dropped · 1 switched

• dropped React Nov 2020 · JavaScript frameworks
• added TinyMCE Oct 2020 · Rich text editors
• added Moment.js Sep 2020 · JavaScript libraries
• added React Sep 2020 · JavaScript frameworks
• added Webpack Sep 2020 · Miscellaneous
• added Matomo Analytics Aug 2020 · Analytics
• dropped Zendesk Aug 2020 · CMS
• added jsDelivr Jul 2020 · CDN
• switched Algolia Realtime Search → Algolia Mar 2020 · Search Engines
• dropped Moment.js Mar 2020 · JavaScript Libraries
• added Zendesk Mar 2020 · Live Chat

2019 21 added · 2 dropped

• dropped Google Analytics Aug 2019 · Analytics
• dropped SweetAlert Jun 2019 · JavaScript Libraries
• added Act-On Mar 2019 · Marketing Automation
• added Algolia Realtime Search Mar 2019 · Search Engines
• added Apache Tomcat Mar 2019 · Web Servers
• added Cloudflare Mar 2019 · CDN
• added DataTables Mar 2019 · JavaScript Libraries
• added FancyBox Mar 2019 · JavaScript Libraries
• added Font Awesome Mar 2019 · Font Scripts
• added Google Analytics Mar 2019 · Analytics
• added Google Font API Mar 2019 · Font Scripts
• added Hogan.js Mar 2019 · JavaScript Frameworks
• added Hugo Mar 2019 · Static Site Generator
• added Java Mar 2019 · Programming Languages
• added jQuery Mar 2019 · JavaScript Libraries
• added MathJax Mar 2019 · JavaScript Graphics
• added Matomo Mar 2019 · Analytics
• added Moment.js Mar 2019 · JavaScript Libraries
• added Nginx Mar 2019 · Web Servers
• added Ruby Mar 2019 · Programming Languages
• added Ruby on Rails Mar 2019 · Web Frameworks
• added SweetAlert Mar 2019 · JavaScript Libraries
• added Ubuntu Mar 2019 · Operating Systems

2018 2 added · 1 dropped

• added Cloudflare Oct 2018 · CDN
• dropped Matomo Analytics Sep 2018 · Analytics
• added Matomo Aug 2018 · Analytics